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1、八下 Unit7Whats the highest mountain in the world.知识点总结 第 页 共 4 页 1形容词和副词的比较等级复习一、形容词和副词的原级就是原形.1. very / so / too / quite +原级（副词修饰形容词，副词） She is very beautiful. He works quite hard.2.A+be +as +原级 +as+ B.3.A+be not+as/so+原级 +as+B.Lucy is _Lily. lucy 和 lily 一样高。Tom isnt _Jim. Lucy 没有 lily 高。二. 形容词和副词的比
2、较级 （一）主要用于两者比较。表示较或更一些的意思。常用 far, even，much，a lot, a bit, a little 等修饰。（三）形容词和副词的比较级的用法：1.主语+谓语动词+adj./adv. +比较级+ than+ 对比成分即：A +（be;实义动词）+比较级+than +B2.比较级+and+ 比较级 或 more and more+原级3. the +比较级，the+比较级4.比较级+than any (other)+单数名词表示同一事物在某一范围内进行比较5. the + 比较级+ of the two是两者中更的一6. Which / Who is + 比较级，
3、 A or B ?比较 A、B 两事物, 问其中“哪一个较”1. His computer is cheaper than I. （）2. Mary is very younger than her brother. （）3. Shanghai is bigger than any city in China. （）4. Tom is taller of the two brothers. （）烦恼一 同类事物才能比较烦恼二 错用修饰语。修饰比较级只能用 much / even / far / a little.不能用 very / so / too / quite 来修饰。烦恼三 同一事物不
4、能比较。同一事物在某一范围内进行比较，常用结构比较级+than any (other)+单数名词烦恼四 表示 “是两者中更的一个”时, 用“the + 比较级+ of the two”结构。the 不可缺。使用形容词比较级时需注意以下几点：1) than 后面接代词时 , 一般要用主格形式， 但在口语中也可使用宾格形式。 如：My brother is taller than I / me. 2) 当需要表示一方超过另一方的程度时，可以用 much, a lot, a little, a bit, even, still 等来修饰形容词比较级。注意: 比较级不能用 very, so, too,
5、 quite 等修饰。如：He is much more serious than Sam.3) 上下文明确的情况下,形容词比较级可单独，使用不用连词 than 。如：My sister is tall, but my aunt is taller.4) .“比较级and 比较级” 意为“越来越” 。多音节比较级用“more and more形容词原级”如：Its getting worse and worse. The group became more and more popular.5). “Which / Who is + 比较级， A or B？” 比较 A、B 两事物, 问其中哪
6、一个较时用此句型。如：Which T-shirt is nicer, this one or that one? Who is more active, Mary or Kate?Which one is more popular among students, going to concerts or going to movies?三形容词和副词的最高级一）主要用于三者或三者以上进 行比较表示：某人或某物在某范围内最的意思。（二）结构： 八下 Unit7Whats the highest mountain in the world.知识点总结 第 页 共 4 页 21. 主语+be/行为动
7、词+the 最高级+in(of/among)1) in 表示环境范围，of /among 表示对象范围2) 形容词最高级前有物主代词时，不加 the3) 副词最高级前 the 也可以省掉。1）He is the tallest in his class.2) He is the tallest of (all)the /the three boys3) He studies the hardest among them /of all the students.2. Which / Who is + the 最高级，A, B or C？比较 A、B、C 三事物, 问其中哪一个最 1) Who
8、is the tallest, Lucy，Mary or Kate?2) Which one is the most popular among students, going to concerts ， going to movies or playing computer games?3. one of +the +最高级+名词复数 4. the +序数词+最高级+ 名词5.“比较级+than any other+单数名词”结构表示最高级概念6.最高级前的修饰语也可以是 first, second, thirdHuanghe is the second longest river in C
9、hina.注意以下表达式的含义：the sameas(和一样)， had better(最好)，less than(不到)，more or less(或多或少)，rather than(而不是)，the morethe more/less(越就越) sooner or later(迟早)最后：一定要判断来用形容词的比较等级，还是副词的比较等级。副词主要用来修饰行为动词的，经常跟在行为动词之后修饰。而形容词主要在系动词之后，名词之前修饰。 （难点）Tom does his homework more carefully than Lily.Tom is more careful than Lil
10、y.重点短语1. the highest mountain in the world (Qomolangma)世界上最高的山2. the biggest desert in the world (the Sahara)世界上最大的沙漠3. the longest river in the world (the Nile)世界上最长的河4. the deepest of all the salt lakes (the Caspian Sea)所有咸水湖中最深的5. the biggest population in the world 世界上最大的人口数量6. be higher than an
11、y other mountain 比其他任何山更高7. the biggest country in Asia 亚洲最大的国家8. the second longest river in the world 世界第二长河9. one of the oldest countries in the world 世界上最古老的国家之一10. one of the worlds most dangerous sports 最危险的运动之一11. one of the most popular places 最受欢迎的地方之一one of +the/my+形容词的最高级+名词的复数形式(高频考点)12.
12、 the same size as和一样大13. mountain climbing 爬山14. feel free to do sth 随便干某事 feel free to ask me anything15. the ancient emperors 古代的皇帝16. as you can see,.正如你所看见的,17. as far as I know,就我所知,.18. man-made objects 人造物体19. freezing weather conditions 冰冻的天气条件20. take in air 呼吸空气21. the first people to reac
13、h the top 第一个到达顶上的人the first/ last one to do sth 第一或最后一个干什么的（考点）22. risk their lives 冒着他们的生命危险八下 Unit7Whats the highest mountain in the world.知识点总结 第 页 共 4 页 323. challenge themselves 挑战自我 24. in the face of difficulties 面对困难25. the forces of nature 自然力26. achieve our dreams 实现梦想27. at birth 在出生的时候=
14、when sb was born28. live up to活到29. at the Chengdu Research Base 在成都大熊猫研究基地30. die from illnesses 死于疾病=die because of illnesses/an accident（外因）die of sad / happiness / cancer (癌症)（内因而死）31. in the remaining forests 在剩下的森林里32. another 200 or so 还有大约 200 左右33. endangered animals 濒危动物（考点）34. the importa
15、nce of saving these animals 拯救这些动物的重要性35. only live for a short time because of illnesses 由于疾病仅活很短的时间36. make more homes for the pandas 为大熊猫建造更多的家园(指人的出生地)37. catch whales for meat, fat and oil 为肉,脂肪和油而捕鲸38. jump high out of the water 高高地跃出水面39. rules on whale protection 保护鲸的制度40. water pollution 水污
16、染41. stop putting rubbish into the sea 停止往大海里丢垃圾42. whale parts sold 被卖的鲸鱼器官43. have to be protected 不得不被保护44. protect from保护免于的伤害必背句子1.This makes it the longest wall in the world.这让它成了世界上最长的墙2.The main reason was to protect their part of the country.主要原因是为了保卫他们部分的国土.3.As far as I know, there are no man-make objects as big as this.就我所
